The AET/AER-05-0001/2 from Farran is a Antenna Test & Measurement Frequency Extension System with Dynamic Range 100 to 120 dB(AER-05-0001), 120 to 135 dB(AER-05-0002), Frequency 140 to 220 GHz, LO Frequency 11.66 to 18.33 GHz, Output Power -12 dBm, RF Input Frequency 11.66 to 18.33 GHz. More details for AET/AER-05-0001/2 can be seen below.